{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["process characterization", "material", "biomedical", "engineering feature", "enabling technology", "manufacturing standard"], "input": "Due to continuous development in science and technology , many researchers have been attracted towards Wire Feed Additive Manufacturing ( WFAM ) for the fabrication of titanium and its alloys ."}
{"process characterization": [], "material": ["titanium", "alloys"], "biomedical": [], "engineering feature": [], "enabling technology": [], "manufacturing standard": []}